from tkinter import *
x = int(input())
y = int(input())
n = int(input())
coords = [0 * n + x, 0 * n + y,
              10 * n + x, 0 * n + y,
              10 * n + x, 10 * n + y,
              20 * n + x, 10 * n + y,
              20 * n + x, 20 * n + y,
              10 * n + x, 20 * n + y,
              10 * n + y, 30 * n + y,
              0 * n + x, 30 * n + y]
if n == 0 and x>=0 and x<= 500 and y>=0 and y<=500:
    pass
else:
    if n > 0 and 0 * n + x>=0 and 0* n + y >=0 and 20 * n + x and 30 * n + x <=500:
        pass
    else:
        if n < 0 and 20 * n + x >= 0 and 30 * n + y >= 0 and 0*n+x <= 500 and 0 * n + y <= 500:
            pass
        else:
            print("Размер фигуры превышает максимальный размер")
            exit()
root = Tk()
root.title("ИТ-марафон")
root.geometry("500x500")

canvas = Canvas(bg = "white", width = 500, height = 500)
canvas.pack(anchor = CENTER, expand = 1)
canvas.create_polygon(coords)

root.mainloop()
